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Osaka-Shi, Japan

Sumitomo Pharmaceuticals Company Limited

USPTO Granted Patents = 174

Forward Citations = 2,864

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324 inventors (with patents filed for the assignee):

Makoto Sunagawa (20 out of 33 patents)

Keiji Fujioka (19 out of 23 patents)

Naohito Ohashi (18 out of 30 patents)

4. Yoshihiro Takada (13 out of 21 patents)

5. Haruki Matsumura (12 out of 13 patents)

6. Shigeji Sato (12 out of 16 patents)

7. Atsuyuki Kojima (11 out of 20 patents)

8. Masami Muraoka (9 out of 12 patents)

9. Nobuhiko Tamura (9 out of 9 patents)

10. Keiichi Ono (9 out of 32 patents)

11. Akira Sasaki (8 out of 13 patents)

12. Ryu Nagata (8 out of 13 patents)

13. Masahumi Kitano (8 out of 8 patents)

14. Norihiko Tanno (8 out of 19 patents)

15. Akihiko Sano (7 out of 12 patents)

Core Competencies:

Cancer Remedies

Drug Granules

Gene Preparations

Tumor Antigen Peptides

Bicyclic Pyrimidine Compounds

Cyclic Tetrapeptide Derivatives

Serotonin Reuptake Inhibitors

Recombinant Adenovirus

Antiviral Dipeptide Compounds

Hepatocyte Growth Factor

Neurotrophic Factor Secretion Promoters

Oxindole Derivatives

174 patents: Sort by Forward Citations

1. 7449181 - Remedies for cancer (2008-11-11),

2. 7192608 - Method of manufacturing drug granules, the drug granules and pharmaceutical preparation containing the drug granules (2007-03-20),

3. 7067528 - 1, 2-dihydro-2-oxo-1, 8-naphthyridine derivative (2006-06-27),

4. 7052875 - Stable gene preparations (2006-05-30),

5. 7041297 - Tumor antigen peptides originating in cyclophilin B (2006-05-09),

6. 6951866 - Bicyclic pyrimidine compounds and therapeutic use thereof (2005-10-04),

7. 6939887 - Benzimidazolidinone derivatives (2005-09-06),

8. 6919361 - Five-membered-ring compound (2005-07-19),

9. 6902730 - Semaphorin gene: Semaphorin W (2005-06-07),

10. 6869609 - Method for treatment of renal failure and occlusive lesion of blood vessels by administration of hepatocyte growth factor (2005-03-22),

11. 6825317 - Cyclic tetrapeptide derivatives and pharmaceutical uses thereof (2004-11-30),

12. 6787560 - Serotonin reuptake inhibitor (2004-09-07),

13. 6759429 - Pyrrole derivatives (2004-07-06),

14. 6756358 - Therapeutic agent for cartilaginous diseases (2004-06-29),

15. 6756048 - Long time drug-sustained release preparation (2004-06-29),

Sumitomo Pharmaceuticals Company Limited is a leading pharmaceutical company that specializes in the research, development, and manufacturing of innovative healthcare products. With a commitment to delivering high-quality and effective treatments, Sumitomo Pharmaceuticals aims to improve the well-being and quality of life for individuals worldwide. Visit their website for more information and to explore their range of pharmaceutical solutions.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

174 Patents

#2 in Osaka-Shi

#755 in Japan

#4,646 in the World

Osaka-Shi, Japan

Sumitomo Pharmaceuticals Company Limited

Forward Citations = 2,864

324 inventors:

Makoto Sunagawa (20 out of 33 patents)

Keiji Fujioka (19 out of 23 patents)

Naohito Ohashi (18 out of 30 patents)

4. Yoshihiro Takada (13 out of 21 patents)

5. Haruki Matsumura (12 out of 13 patents)

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